added user badge tag, link info lookup

akarpov/blog/signals.py

@@ -42,7 +42,7 @@ def post_rating(sender, instance: PostRating, **kwargs):
 @receiver(pre_save, sender=Post)
 def post_update(sender, instance: Post, **kwargs):
     if instance.id:
-        if "update_fields" in kwargs:
+        if "update_fields" in kwargs and kwargs["update_fields"]:
             for field in kwargs["update_fields"]:
                 clear_model_cache(instance, field)
         else:

akarpov/templates/blog/post.html

@@ -1,4 +1,5 @@
 {% extends "base.html" %}
+{% load users_extras %}
 {% load humanize %}
 {% load static %}
 
@@ -14,9 +15,7 @@
     </h1>
     <div class="row g-2 ms-1">
       <div class="col-md-auto">
-        By: <a href="{% url 'users:detail' post.creator.username %}">
-        {% if post.creator.image_cropped %}<img class="rounded" width="20" src="{{ post.creator.image_cropped.url }}" alt=""> {% endif %}
-        {{ post.creator.username }}</a>
+        By: {% user_badge post.creator %}
       </div>
       <div class="col-md-auto fw-light">
         Created {{ post.created | naturalday }},

akarpov/templates/files/view.html

@@ -1,4 +1,5 @@
 {% extends 'base.html' %}
+{% load users_extras %}
 {% load static %}
 
 {% block meta %}
@@ -35,9 +36,7 @@
   </h1>
   <div class="col-md-4 col-sm-6 col-xs-auto mb-5">
     {% if not has_perm %}
-        <p>Uploaded by: <a href="{% url 'users:detail' file.user.username %}">
-        {% if file.user.image_cropped %}<img class="rounded" width="20" src="{{ file.user.image_cropped.url }}" alt=""> {% endif %}
-          {{ file.user.username }}</a></p>
+        <p>Uploaded by: {% user_badge file.creator %}</p>
     {% endif %}
     <p class="mt-2">Last updated: {{ file.modified|date:"d.m.Y" }} {{ file.modified|time:"H:i" }}</p>
     <p>File size: {{ file.file_size | filesizeformat }}</p>

akarpov/templates/tools/shortener/public_view.html

@@ -0,0 +1,18 @@
+{% extends 'base.html' %}
+{% load users_extras %}
+{% load static %}
+
+{% block content %}
+  <div class="m-2">
+  <h4>Link to: <a class="fs-4" href="{{ link.source }}">{{ link.full_source }}</a></h4>
+  <p>Issued by: {% user_badge link.creator %}</p>
+  <p>{{ request.get_host }}{% url 'short_url' slug=link.slug %} <button class="btn" data-clipboard-text="{{ request.get_host }}{% url 'short_url' slug=link.slug %}">
+      <i style="font-size: 0.8em" class="bi bi-clipboard ml-2"></i>
+    </button></p>
+  </div>
+
+  <script src="{% static 'js/clipboard.min.js' %}"></script>
+  <script>
+  new ClipboardJS('.btn');
+  </script>
+{% endblock %}

akarpov/templates/users/badge.html

@@ -0,0 +1,3 @@
+<a href="{% url 'users:detail' user.username %}">
+{% if user.image_cropped %}<img class="rounded" width="20" src="{{ user.image_cropped.url }}" alt=""> {% endif %}
+{{ user.username }}</a>

akarpov/templates/users/user_detail.html

@@ -21,7 +21,6 @@
 
         </header>
 
-        <!-- bit of a bio; who are you? -->
         <div class="profile-bio">
 
           <p>

akarpov/tools/shortener/urls.py

@@ -1,11 +1,16 @@
 from django.urls import path
 
-from akarpov.tools.shortener.views import link_detail_view, short_link_create_view
+from akarpov.tools.shortener.views import (
+    link_detail_view,
+    link_public_detail_view,
+    short_link_create_view,
+)
 
 app_name = "shortener"
 
 urlpatterns = [
     path("", short_link_create_view, name="create"),
     path("<str:slug>", link_detail_view, name="view"),
+    path("p/<str:slug>", link_public_detail_view, name="public_view"),
     path("revoked", short_link_create_view, name="revoked"),
 ]

akarpov/tools/shortener/views.py

@@ -1,5 +1,6 @@
 from django.core.exceptions import PermissionDenied
 from django.http import Http404, HttpResponseNotFound, HttpResponseRedirect
+from django.urls import reverse
 from django.views.generic import CreateView, DetailView, ListView, TemplateView
 from ipware import get_client_ip
 
@@ -52,6 +53,16 @@ def get_context_data(self, **kwargs):
 link_detail_view = LinkDetailView.as_view()
 
 
+class LinkPublicDetailView(DetailView):
+    template_name = "tools/shortener/public_view.html"
+
+    def get_object(self, *args, **kwargs):
+        return get_link_from_slug(self.kwargs["slug"])
+
+
+link_public_detail_view = LinkPublicDetailView.as_view()
+
+
 class LinkRevokedView(TemplateView):
     template_name = "tools/shortener/revoked.html"
 
@@ -60,7 +71,14 @@ class LinkRevokedView(TemplateView):
 
 
 def redirect_view(request, slug):
-    # TODO: move to faster framework, like FastAPI
+    # TODO: move to faster framework, like FastAPI, save token to celery to get user_id
+    # TODO: add meta proxy
+    if "+" in slug:
+        return HttpResponseRedirect(
+            reverse(
+                "tools:shortener:public_view", kwargs={"slug": slug.replace("+", "")}
+            )
+        )
     link, pk = get_cached_link_source(slug)
     if not link:
         return HttpResponseNotFound("such link doesn't exist or has been revoked")

akarpov/users/templatetags/users_extras.py

@@ -0,0 +1,10 @@
+from django import template
+
+from akarpov.users.models import User
+
+register = template.Library()
+
+
+@register.inclusion_tag("users/badge.html", name="user_badge")
+def user_badge(user: User):
+    return {"user": user}

akarpov/utils/generators.py

@@ -6,7 +6,7 @@
 from akarpov.utils.consts import URL_BASE
 from akarpov.utils.nums import to_base
 
-URL_CHARACTERS = string.ascii_letters + string.digits + ";,:@&+-_.!~*'()#"
+URL_CHARACTERS = string.ascii_letters + string.digits + ";,:@&-_.!~*'()#"
 
 
 class TokenGenerator(PasswordResetTokenGenerator):
@@ -21,16 +21,20 @@ def generate_charset(length: int) -> str:
     return "".join(random.choice(string.ascii_letters) for _ in range(length))
 
 
+url_list = list(URL_CHARACTERS)
+url_len = len(url_list)
+
+
 def get_str_uuid(pk: int) -> str:
-    return to_base(pk, list(URL_CHARACTERS))
+    return to_base(pk, url_list)
 
 
 def get_pk_from_uuid(slug: str) -> int:
     res = 0
     for i, el in enumerate(slug[::-1]):
         if el not in URL_BASE:
-            raise ValueError
-        res += URL_BASE[el] * 78**i
+            return 0
+        res += URL_BASE[el] * url_len**i
     return res